Faulty cellular antennae may cause a heart valve disorder

The discovery could help researchers understand how mitral valve prolapse develops

patient getting heart exam

HEART MURMUR  Mitral valve prolapse — a leaky valve between two chambers of the heart — can produce a “click” sound that is detectable with a stethoscope.

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Cells with faulty antennae that can’t get their signals straight may be behind a common heart valve disorder.